H03H 2021/0063
Proportionate nlms
Official title: {Proportionate NLMS}
H03H2021/0063 (Proportionate nlms) appears on 9 US grants and 5 published applications in this corpus.
Search patents in H03H- Granted patents
- 9
- Published applications
- 5
- Assignees
- 8
- Inventors
- 12
- Latest grant
- 8 May 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 2 | 0 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Systems and methods for adaptive echo cancellation8 May 2012US 8,175,261 B2Maxim Integrated Products, Inc.
- Selective-partial-update proportionate normalized least-mean-square adaptive filtering for network echo cancellation7 Oct 2008US 7,433,908 B2Tellabs Operations, Inc.
- Modified affine projection algorithm for non-stationary signal9 Oct 2007US 7,280,654 B2Zarlink Semiconductor Inc.
- Adaptive filter for network echo cancellation4 Jul 2006US 7,072,465 B1Agere Systems Inc.
- Solution space principle component-based adaptive filter and method of operation thereof27 Jun 2006US 7,069,286 B2Lucent Technologies Inc.
- Systems and Methods for Adaptive Echo Cancellation7 May 2009US 2009/0116638 A1Trinity Convergence, Inc.
- Modified affine projection algorithm for non-stationary signal26 May 2005US 2005/0111656 A1Zarlink Semiconductor Inc.
- Solution space principle component-based adaptive filter and method of operation thereof1 Apr 2004US 2004/0062403 A1Lucent Technologies Inc.
- Selective-partial-update proportionate normalized least-mean-square adaptive filtering for network echo cancellation22 Jan 2004US 2004/0015529 A1Tellabs Operations, Inc.
- Method and apparatus for network echo cancellation using a proportionate normalized least mean squares algorithm22 Aug 2002US 2002/0114445 A1Agere Systems Inc.
Most cited
By later US patents
- Adaptive filter utilizing proportional affine projection algorithm15US 6,744,886 B1Lucent Technologies Inc. · 2004
- Adaptive filter13US 5,951,626 ALucent Technologies Inc. · 1999
- Adaptive filter for network echo cancellation10US 7,072,465 B1Agere Systems Inc. · 2006
- Method and apparatus for network echo cancellation using a proportionate normalized least mean squares algorithm6US 6,526,141 B2Agere Systems Inc. · 2003
- Selective-partial-update proportionate normalized least-mean-square adaptive filtering for network echo cancellation6US 7,433,908 B2Tellabs Operations, Inc. · 2008